Hammer Hazmat vs. Hammer Extreme Envy

Compare the specs of the Hammer Hazmat and Hammer Extreme Envy side by side in the ball comparison table below. To view the full bowling ball review for one of these balls, click the ball name link in the table below.

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Brand	Hammer	Hammer
Ball Name	Hazmat	Extreme Envy
Cover Name	HK22 - Semtex Hybrid	Envy CFI Solid
Cover Type	Reactive Hybrid	Reactive Solid
Box Finish	500 / 1000 / 1500 SiaAir / Factory Compound	500 / 2000 SiaAir
Color	Black / Sapphire / Jade	Black / Crimson / White
Core Name	Hazmat	Launcher LRG
Core Type	Symmetrical	Asymmetrical
RG	2.479	2.479
Total Diff.	0.055	0.054
Int. Diff.	0.000	0.022
Torque Length Back End Total Hook Ball Tester Ratings	See Performance Ratings... Already a premium member? Click here to log in.

The graph below shows a visual comparison of the selected balls. Hover over each colored circle in the graph to see that ball’s name and ratings. Click a circle to view that ball’s full review.

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Bowling Ball Comparison Graph